1. Chapter 7
Shock

2. Shock (1 of 2)
Perfusion
Adequate blood and oxygen are provided to all cells in body
Circulatory system failure
Not enough oxygenated blood is being supplied to every part of the body
Can permanently damage body parts if untreated

3. Shock (2 of 2) Circulatory system has three components:
Working pump (heart)
Network of pipes (blood vessels)
Adequate amount of fluid (blood)
Circulatory system failure
Pump (heart) failure
Fluid loss
Pipe failure (blood vessels)

4. Perfusion Triangle

5. Types of Shock Cardiogenic Hypovolemic Neurogenic Septic Anaphylactic
Psychogenic

6. Recognizing Shock Altered mental status Pale, cold, and clammy skin
Nausea and vomiting
Rapid breathing and pulse
Unresponsive in late stages

7. Care for Shock Treat severe and life-threatening injuries.
Position victim on his or her back.
Raise victim’s legs 6 to 12 inches.
Prevent heat loss.

8. Anaphylaxis Immune system reacts violently to a particular substance
Severe allergic reactions to:
Medications
Foods
Insect stings
Plant pollen

9. Recognizing Anaphylaxis (1 of 2)
Skin
Flushing, itching, burning
Hives
Swelling
Cyanosis
Circulatory system
Weak pulse
Dizziness
Fainting

10. Recognizing Anaphylaxis (2 of 2)
Respiratory system
Sneezing
Chest tightness
Breathing difficulty
Secretions of fluid
Wheezing
Breathing stops

11. Care for Anaphylaxis (1 of 2)
Monitor breathing.
Administer CPR if needed.
Call immediately.

12. Care for Anaphylaxis (2 of 2)
If victim has epinephrine auto-injector, help with its use.
Give antihistamine to prevent further reactions.
Keep responsive victim sitting up.

13. Psychogenic Shock
Once victim is lying down, responsiveness usually returns.
If victim fell or has trouble walking:
Check for head and spine injury.
Call immediately.